Table 3.

Comparison of measurements from CT-scanned and modelled Physio II annuloplasty ring-sizers and Physio II annuloplasty rings

Size	Sizer			Ring			Differences between ring and sizer
	height [mm]	width [mm]	area [mm2]	height [mm]	width [mm]	area [mm2]	height difference [mm]	width difference [mm]	area difference [mm2]
26	21.12	26.26	478.37	19.37	26.20	424.45	1.75	0.07	53.92
28	22.91	27.97	434.61	21.10	28.13	541.36	1.81	−0.16	−106.76
30	24.41	27.11	583.21	22.26	29.99	559.00	2.14	−2.87	24.21
32	24.95	27.55	561.12	23.73	32.13	674.09	1.22	−4.58	−112.97
34	26.25	30.01	727.00	26.10	34.48	757.63	0.15	−4.48	−458.72
36	28.30	32.18	845.53	27.47	37.07	855.38	0.83	−4.89	−9.85
38	30.15	33.57	949.32	29.53	37.74	975.77	0.62	−4.17	−26.45